1031012311233 has 8 divisors (see below), whose sum is σ = 1374688000000. Its totient is φ = 687339081648.

The previous prime is 1031012311211. The next prime is 1031012311249. The reversal of 1031012311233 is 3321132101301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1031012311233 - 2²⁹ = 1030475440321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031012311253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888768 + ... + 1688766.

It is an arithmetic number, because the mean of its divisors is an integer number (171836000000).

Almost surely, 2^{1031012311233} is an apocalyptic number.

It is an amenable number.

1031012311233 is a deficient number, since it is larger than the sum of its proper divisors (343675688767).

1031012311233 is an equidigital number, since it uses as much as digits as its factorization.

1031012311233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229591.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1031012311233 its reverse (3321132101301), we get a palindrome (4352144412534).

The spelling of 1031012311233 in words is "one trillion, thirty-one billion, twelve million, three hundred eleven thousand, two hundred thirty-three".